The ProtoArc K90-A Backlit Compact Wireless Keyboard for Mac is a portable and sleek keyboard designed for Mac users. It features a QWERTY layout, Bluetooth connectivity, and a stylish backlit design. With its compact size, this wireless keyboard is perfect for on-the-go use and offers a comfortable typing experience. The unit quantity is 1, and the keyboard language is English, making it suitable for a wide range of users.